Fix: user preferences retrieval in site with custom DB prefix (#8)

Co-authored-by: Matthew Batchelder <borkweb@gmail.com>

Author: maurisrx

composer.json

@@ -1,6 +1,5 @@
 {
     "name": "stellarwp/admin-notices",
-    "version": "1.2.1",
     "description": "A handy package for easily displaying admin notices in WordPress with simple to complex visibility conditions",
     "minimum-stability": "stable",
     "license": "MIT",

src/Actions/DisplayNoticesInAdmin.php

@@ -165,7 +165,9 @@ private function passesScreenConditions(AdminNotice $notice): bool
      */
     private function passesDismissedConditions(AdminNotice $notice): bool
     {
-        $userPreferences = get_user_meta(get_current_user_id(), 'wp_persisted_preferences', true);
+        global $wpdb;
+
+        $userPreferences = get_user_meta(get_current_user_id(), $wpdb->get_blog_prefix() . 'persisted_preferences', true);
 
         $key = "stellarwp/admin-notices/$this->namespace";
         if (!is_array($userPreferences) || empty($userPreferences[$key])) {